1 /* 2 * Copyright 2014 Advanced Micro Devices, Inc. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20 * OTHER DEALINGS IN THE SOFTWARE. 21 * 22 */ 23 24 #ifndef __AMDGPU_PLL_H__ 25 #define __AMDGPU_PLL_H__ 26 27 void amdgpu_pll_compute(struct amdgpu_pll *pll, 28 u32 freq, 29 u32 *dot_clock_p, 30 u32 *fb_div_p, 31 u32 *frac_fb_div_p, 32 u32 *ref_div_p, 33 u32 *post_div_p); 34 u32 amdgpu_pll_get_use_mask(struct drm_crtc *crtc); 35 int amdgpu_pll_get_shared_dp_ppll(struct drm_crtc *crtc); 36 int amdgpu_pll_get_shared_nondp_ppll(struct drm_crtc *crtc); 37 38 #endif 39